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一类不精确拟牛顿型算法的局部收敛性分析
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Indexed by:期刊论文

First Author:王娟

Co-author:于波

Date of Publication:2017-10-08

Journal:数学的实践与认识

Volume:47

Issue:19

Page Number:237-244

ISSN No.:1000-0984

Key Words:Hilbert空间;不精确拟牛顿算法;Broyden修正;收敛性

Abstract:为了求解Hilbert空间中算子方程或minimax问题,构造了一类无穷维空间中的不精确拟牛顿算法,并考虑了其线性收敛性和超线性收敛性,是对有限维空间中不精确拟牛顿法的推广.当迭代算子由Broyden修正给出时,在一定的假设条件下,得到了不精确Broyden方法的线性收敛性和超线性收敛性.这为使用不精确拟牛顿法结合投影法求解算子方程做好了准备.

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Main positions:盘锦校区基础教学部部长

Gender:Male

Alma Mater:吉林大学

Degree:Doctoral Degree

School/Department:数学科学学院

Discipline:Computational Mathematics. Financial Mathematics and Actuarial Science

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